Home / 23,183.28-31,992.71-12,572.96

Finding the Fourth Proportional to 23,183.28, 31,992.71 and 12,572.96

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Solution

The fourth proportional to 23,183.28, 31,992.71 and 12,572.96 is: 17,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,183.28 : 31,992.71 = 12,572.96 : x
  2. Step 2: Convert to fraction form
    23,183.28/31,992.71 = 12,572.96/x
  3. Step 3: Cross multiply
    23,183.28x = 31,992.71 × 12,572.96
  4. Step 4: Simplify right side
    23,183.28x = 402,242,840.29
  5. Step 5: Solve for x
    x = 402,242,840.29/23,183.28
  6. Step 6: Final answer
    x = 17,350.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.